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# frozen_string_literal: true
module Snippets
class UpdateService < Snippets::BaseService
include SpamCheckMethods
UpdateError = Class.new(StandardError)
CreateRepositoryError = Class.new(StandardError)
def execute(snippet)
# check that user is allowed to set specified visibility_level
new_visibility = visibility_level
if new_visibility && new_visibility.to_i != snippet.visibility_level
unless Gitlab::VisibilityLevel.allowed_for?(current_user, new_visibility)
deny_visibility_level(snippet, new_visibility)
return snippet_error_response(snippet, 403)
end
end
filter_spam_check_params
snippet.assign_attributes(params)
spam_check(snippet, current_user)
if save_and_commit(snippet)
Gitlab::UsageDataCounters::SnippetCounter.count(:update)
ServiceResponse.success(payload: { snippet: snippet } )
else
snippet_error_response(snippet, 400)
end
end
private
def save_and_commit(snippet)
snippet.with_transaction_returning_status do
snippet.save.tap do |saved|
break false unless saved
# In order to avoid non migrated snippets scenarios,
# if the snippet does not have a repository we created it
# We don't need to check if the repository exists
# because `create_repository` already handles it
if Feature.enabled?(:version_snippets, current_user)
create_repository_for(snippet)
end
# If the snippet repository exists we commit always
# the changes
create_commit(snippet) if snippet.repository_exists?
end
rescue
snippet.errors.add(:repository, 'Error updating the snippet')
false
end
end
def create_repository_for(snippet)
snippet.create_repository
raise CreateRepositoryError, 'Repository could not be created' unless snippet.repository_exists?
end
def create_commit(snippet)
raise UpdateError unless snippet.snippet_repository
commit_attrs = {
branch_name: 'master',
message: 'Update snippet'
}
snippet.snippet_repository.multi_files_action(current_user, snippet_files(snippet), commit_attrs)
end
def snippet_files(snippet)
[{ previous_path: snippet.blobs.first&.path,
file_path: params[:file_name],
content: params[:content] }]
end
end
end
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